* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    overflow: hidden;
    background-color: #1a1a1a;
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #333;
}

.title {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    color: #FFD700;
    font-size: 36px;
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.5),
                 0 0 20px rgba(255, 215, 0, 0.3),
                 0 0 30px rgba(255, 215, 0, 0.2);
    z-index: 2;
    font-family: "Microsoft YaHei", sans-serif;
    letter-spacing: 2px;
    animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
    from {
        text-shadow: 0 0 10px rgba(255, 215, 0, 0.5),
                     0 0 20px rgba(255, 215, 0, 0.3),
                     0 0 30px rgba(255, 215, 0, 0.2);
    }
    to {
        text-shadow: 0 0 20px rgba(255, 215, 0, 0.7),
                     0 0 30px rgba(255, 215, 0, 0.5),
                     0 0 40px rgba(255, 215, 0, 0.3);
    }
}

canvas {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1;
}

.controls {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    text-align: center;
}

button {
    background-color: #4CAF50;
    color: white;
    border: none;
    padding: 10px 20px;
    margin: 0 10px;
    cursor: pointer;
    border-radius: 5px;
    font-size: 16px;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #45a049;
}

.instructions {
    color: white;
    margin-top: 15px;
    background-color: rgba(0, 0, 0, 0.5);
    padding: 10px;
    border-radius: 5px;
}

.instructions p {
    margin: 5px 0;
}

footer {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 1rem;
    position: fixed;
    bottom: 0;
    width: 100%;
}
